344666422601 has 2 divisors, whose sum is σ = 344666422602. Its totient is φ = 344666422600.

The previous prime is 344666422549. The next prime is 344666422609. The reversal of 344666422601 is 106224666443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279337618576 + 65328804025 = 528524^2 + 255595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344666422601 is a prime.

It is a super-2 number, since 2×344666422601² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344666422609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172333211300 + 172333211301.

It is an arithmetic number, because the mean of its divisors is an integer number (172333211301).

Almost surely, 2^344666422601 is an apocalyptic number.

It is an amenable number.

344666422601 is a deficient number, since it is larger than the sum of its proper divisors (1).

344666422601 is an equidigital number, since it uses as much as digits as its factorization.

344666422601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 344666422601 in words is "three hundred forty-four billion, six hundred sixty-six million, four hundred twenty-two thousand, six hundred one".